70442968543 has 4 divisors (see below), whose sum is σ = 71597771368. Its totient is φ = 69288165720.

The previous prime is 70442968529. The next prime is 70442968567. The reversal of 70442968543 is 34586924407.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 70442968543 - 2⁵ = 70442968511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70442968943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 577401321 + ... + 577401442.

It is an arithmetic number, because the mean of its divisors is an integer number (17899442842).

Almost surely, 2^70442968543 is an apocalyptic number.

70442968543 is a deficient number, since it is larger than the sum of its proper divisors (1154802825).

70442968543 is a wasteful number, since it uses less digits than its factorization.

70442968543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154802824.

The product of its (nonzero) digits is 5806080, while the sum is 52.

The spelling of 70442968543 in words is "seventy billion, four hundred forty-two million, nine hundred sixty-eight thousand, five hundred forty-three".